Faisal Nawaz Khan, Abdul Rehman, Dilawar Sultan, Beenish Abbas, Hafiz Rabbi-ul Ehsan, Atikah Sagheer.
Frequency of Second Mesiobuccal (Mb2) Canal in Maxillary First Permanent Molar.
Med Forum Jan ;31(2):71-3.

Objective: To examine the frequency of MB2 canals in maxillary first permanent molars. Study Design: Cross sectional study. Place and Duration of Study: This study was conducted at the Military Dental Centre, CMH Peshawar from April 2019 to September 2019. Patients and Methods: Two hundred and thirty eight cases were included. Rubber dam for isolation was applied after achieving local anaesthesia. MB2 canal location was done in three stages. Results: There were 65.1% males while 34.9% patients were females with mean age 31.12+-11.74 years. Second mesiobuccal canal was found in 193 cases (81.1%). Conclusion: The frequency of second mesiobuccal canal was high and the majority of second mesiobuccal canal openings were located distal to the main mesiobuccal canal.

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